My problem was solved. I just updated my OS to Mojave and now I don't have any problem with plugging and unplugging of HDMI. I don't know what is the issue with High Sierra though, I'm just glad to have a working HDMI in my hackintosh :headbang:
When I boot into windows and check the display settings it says that both my laptop display and external monitor are UHD 620.
Please see the screenshot of my Patch > Connectors settings
Thanks for this guide and also to this guide I was able to fix the no HDMI output problem.
But now my problem is when I hot unplug the HDMI from my laptop (external monitor is powered ON while unplugging), my laptop monitor turns black screen only (laptop is still functioning normally,I...
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